Marni Sumbal, Certified Sports Specialist Dietitian, Coach, & Ironman

Marni Sumbal, Certified Sports Specialist Dietitian, Coach, & Ironman

Learn more about Marni by visiting Trimarni Coaching and Nutrition



Also in Elite Team

Kristen Arnold MS, RDN, CSSD
Kristen Arnold MS, RDN, CSSD

LA Sweat Cycling Team
LA Sweat Cycling Team

Kelly Fillnow, Ironman & Coach
Kelly Fillnow, Ironman & Coach